18703902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1997}}^1$

素因数の和:2232

約数の個数: 32

約数和(自身を含む): 42964992

約数和(自身を除く): 24261090

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 223, 446, 669, 1338, 1561, 1997, 3122, 3994, 4683, 5991, 9366, 11982, 13979, 27958, 41937, 83874, 445331, 890662, 1335993, 2671986, 3117317, 6234634, 9351951, 18703902]

約数ペア:

[(1, 18703902), (2, 9351951), (3, 6234634), (6, 3117317), (7, 2671986), (14, 1335993), (21, 890662), (42, 445331), (223, 83874), (446, 41937), (669, 27958), (1338, 13979), (1561, 11982), (1997, 9366), (3122, 5991), (3994, 4683)]